Question text
27 Which components of the electromagnetic spectrum are used to communicate from a remote controller to a television set and from the Earth to a satellite? remote controller the Earth to to TV set a satellite A infrared microwave B infrared ultraviolet C light microwave D light ultraviolet
27 Which components of the electromagnetic spectrum are used to communicate from a remote
controller to a television set and from the Earth to a satellite?
remote controller the Earth to
to TV set a satellite
A infrared microwave
B infrared ultraviolet
C light microwave
D light ultraviolet
Select your answer: